HID: nintendo: stop device IO before hid_hw_stop on probe failure
CVE-2026-80770 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-80770, released September 5, 2026. It is not reported as exploited. Patch Radar priority: Routine.
In the Linux kernel, the following vulnerability has been resolved: HID: nintendo: stop device IO before hid_hw_stop on probe failure nintendo_hid_probe() calls hid_device_io_start() before joycon_init() and joycon_leds_create(). If either fails, the error path jumps to err_close which calls hid_hw_close()/hid_hw_stop() without first calling hid_device_io_stop(). hid_hw_stop() does not stop device IO, so hid_input_report() may still run and access driver data that is being torn down, resulting in a use-after-free. Add an err_io_stop label that calls hid_device_io_stop() before hid_hw_close(), and point the two post-io_start error paths at it.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 6.1.187-1 | DEBIAN-CVE-2026-80770 | Sep 5, 2026 |
| linux · Debian 13.5 (trixie) | 6.12.107-1 | DEBIAN-CVE-2026-80770 | Sep 5, 2026 |
| linux · Debian 14 | 7.1.12-1 | DEBIAN-CVE-2026-80770 | Sep 5, 2026 |
| linux-6.12 · Debian 12.15 (bookworm) | 6.12.107-1~deb12u1 | DEBIAN-CVE-2026-80770 | Sep 5, 2026 |
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